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refactor(metrics): make PrometheusObserver inherit SpecObserver protocol #976

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tcoratger merged 1 commit into from
Jun 12, 2026
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refactor(metrics): make PrometheusObserver inherit SpecObserver protocol #976

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3 changes: 2 additions & 1 deletion src/lean_spec/node/metrics/spec_observer.py
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Expand Up @@ -11,9 +11,10 @@
from __future__ import annotations

from lean_spec.node.metrics.registry import registry as metrics
from lean_spec.spec.observability.observer import SpecObserver


class PrometheusObserver:
class PrometheusObserver(SpecObserver):
"""Forward SpecObserver callbacks to Prometheus metrics."""

def state_transition_timed(self, seconds: float) -> None:
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